| About |
|---|
| TECHNYL® A 218 V25 Black 21N is a polyamide 66, reinforced with 25% of glass fibre, heat stabilized, for injection moulding. This grade offers an excellent combination between thermal and mechanical properties.&& |
| Product Description | |
|---|---|
| Supplier | DOMO |
| Generic | PA66 |
| Material Status | Commercial: Active |
| Features | HB,Heat Stabilized |
| Availabilitys | Africa & Middle East ,Europe,North America,Asia Pacific |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.32 | g/cm³ | ISO 1183/A |
| Water absorption rate | |||
| Saturation, 23 ℃ | 6.2 | % | ISO 62 |
| Equilibrium, 23 ℃, 50% RH | 2.3 | % | ISO 62 |
| 23℃，24hr | 0.90 | % | ISO 62 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | |||
| 23℃ | 8400 | MPa | ISO 527-2/1A |
| tensile strength | |||
| Fracture, 23 ℃ | 165 | MPa | ISO 527-2/1A |
| Yield, 23 ℃ | 160 | MPa | ASTM D638 |
| Tensile strain | |||
| Fracture, 23 ℃ | 3.0 | % | ISO 527-2 |
| Fracture, 23 ℃ | 3.3 | % | ASTM D638 |
| Bending modulus | |||
| 23℃ | 7300 | MPa | ASTM D790 |
| 23℃ | 7300 | MPa | ISO 178 |
| bending strength | |||
| 23℃ | 240 | MPa | ISO 178 |
| 23℃ | 250 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23℃ | 10 | kJ/m² | ISO 179/1eA |
| Charpy Unnotch Impact strength | |||
| 23℃ | 58 | kJ/m² | ISO 179/1eU |
| Impact strength of cantilever beam notch | |||
| 23℃ | 8.5 | kJ/m² | ISO 180 |
| 23℃ | 80 | J/m | ASTM D256 |
| Notched impact strength of cantilever beam | |||
| 23℃ | 55 | kJ/m² | ISO 180/1U |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 245 | ℃ | ASTM D648 |
| 1.8 MPa, unannealed | 250 | ℃ | ISO 75-2/Af |
| Melting temperature | 262 | ℃ | ISO 11357-3 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 6.0E+15 | ohms | IEC 60093 |
| Volume resistivity | 1.0E+15 | ohms·cm | IEC 60093 |
| Dielectric strength | |||
| 2 mm | 32 | kV/mm | IEC 60243-1 |
| Relative permittivity | 3.70 | IEC 60250 | |
| Dissipation factor | 0.010 | IEC 60250 | |
| Compared to the leakage tracing index | |||
| Solution A | 600 | V | IEC 60112 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | UL 94 | ||
| 0.80 mm | HB | UL 94 | |
| 1.60 mm | HB | UL 94 | |
| 3.20 mm | HB | UL 94 | |
| Glowing wire flammability index | |||
| 1.6 mm | 650 | ℃ | IEC 60695-2-12 |
| Extreme oxygen index | 23 | % | ISO 4589-2 |
| Process Conditions | |||
|---|---|---|---|
| Injection | Nominal value | Unit | Test method |
| drying temperature | 80 | °C | |
| Recommended maximum moisture content | 0.20 | % | |
| Temperature at the rear of the barrel | 270 to 280 | °C | |
| Temperature in the middle of the barrel | 275 to 285 | °C | |
| Front temperature of material barrel | 280 to 290 | °C | |
| Mold temperature | 70 to 100 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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